changelog: add debugfs functionality

Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
Change-Id: Icf8160536c249c754b3dfac6f8f49ca7ad3bb0de
diff --git a/docs/change-log-upcoming.rst b/docs/change-log-upcoming.rst
index f86280f..14d21f0 100644
--- a/docs/change-log-upcoming.rst
+++ b/docs/change-log-upcoming.rst
@@ -36,6 +36,7 @@
 - Libraries
    - Example: "Introduce BTI support in Library at ROM (romlib)"
    - Add Firmware Configuration Framework (fconf).
+   - Add DebugFS functionality
 
 - New Platforms Support
    - Example: "qemu/qemu_sbsa: New platform support added for QEMU SBSA platform"